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Question
非线性微分方程
我想问一下下面这个非线性微分方程有没有精确解，以及我根据Matlab的帮助文档，只得到了一组隐式解，有没有办法得到一组精确解？ syms y(x) a eqn = diff(y,x,2)==-a.*(1-(y.^2)./2) Dy = ...
3 years ago | 1 answer | 0
